US3450614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vinyl graft copolymerization with a polyurethane substrate in the presence of ultra-violet light
Assignee: Kimberly Clark Tissue Co
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Filing: 1965-10-13
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Granted: 1969-06-17
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Expires: 1985-10-13
Abstract
No abstract record available.
Inventors
- 👤 Robert W Faessinger
- 👤 John S Conte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:49
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/36; C08F; C08F283/00; C08F283/006; C08J9/40; C08J9/405; C08J2375/00; C08J2375/04; Y; Y10; Y10S; Y10S521/00; Y10S521/915
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-16 | 1972-12-16 | 1973-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-16 | 1976-12-16 | 1977-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-16 | 1980-12-16 | 1981-06-17 | $7700.00 | Window Closed / Lapsed |